Galvcor.DataValue()

Type: INSTANCE FUNCTION

Purpose: Extracts a single data item from a GALVCOR object.

The data item is taken from the ith data point and the jth data column. If no data have been taken, the returned value is NIL.

Usage:

DataValue = Galvcor.DataValue(PointNum,ColNumber)
     
Result
REAL
NIL

The returned value.

No data acquired yet.
PointNum INDEX

Point number, zero-based. If PointNum is out of range, a value from the last acquired point is returned.

NIL Always return a value from the last acquired point.
ColNumber INDEX

Data column, with a range of 0 to 4. The meaning of the data in each column is given in the Galvcor.DataCol() description.

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